73948564 has 12 divisors (see below), whose sum is σ = 130691988. Its totient is φ = 36608000.

The previous prime is 73948507. The next prime is 73948573. The reversal of 73948564 is 46584937.

It can be written as a sum of positive squares in 2 ways, for example, as 65480464 + 8468100 = 8092^2 + 2910^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91117 + ... + 91924.

It is an arithmetic number, because the mean of its divisors is an integer number (10890999).

Almost surely, 2^73948564 is an apocalyptic number.

It is an amenable number.

73948564 is a deficient number, since it is larger than the sum of its proper divisors (56743424).

73948564 is a wasteful number, since it uses less digits than its factorization.

73948564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183146 (or 183144 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The square root of 73948564 is about 8599.3350905753. The cubic root of 73948564 is about 419.7363500266.

The spelling of 73948564 in words is "seventy-three million, nine hundred forty-eight thousand, five hundred sixty-four".